From 25ff525cc910f7d2a764b4a04c871a5b2b087f7e Mon Sep 17 00:00:00 2001
From: evandrocoan <evandrocoan@hotmail.com>
Date: Sun, 31 May 2020 14:40:05 -0300
Subject: [PATCH 1/2] Print qt context if it exists

https://stackoverflow.com/questions/42561295/qt-error-is-printed-on-the-console-how-to-see-where-it-originates-from
https://stackoverflow.com/questions/35894171/redirect-qdebug-output-to-file-with-pyqt5
https://anki.tenderapp.com/discussions/ankidesktop/42070-anki-closes-without-warning-when-importing-conflicting-shared-deck
https://doc.qt.io/qt-5/qtglobal.html#qInstallMessageHandler
---
 qt/aqt/__init__.py | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/qt/aqt/__init__.py b/qt/aqt/__init__.py
index b97a51a7c..3f9090f30 100644
--- a/qt/aqt/__init__.py
+++ b/qt/aqt/__init__.py
@@ -326,17 +326,25 @@ def setupGL(pm):
 
     # catch opengl errors
     def msgHandler(type, ctx, msg):
+        context = ""
+        if ctx.file:
+            context += f"{ctx.file}:"
+        if ctx.line:
+            context += f"{ctx.line},"
+        if ctx.function:
+            context += f"{ctx.function}"
+        if context:
+            context = f"'{context}'"
         if "Failed to create OpenGL context" in msg:
             QMessageBox.critical(
                 None,
                 "Error",
-                "Error loading '%s' graphics driver. Please start Anki again to try next driver."
-                % mode,
+                f"Error loading '{mode}' graphics driver. Please start Anki again to try next driver. {context}",
             )
             pm.nextGlMode()
             return
         else:
-            print("qt:", msg)
+            print(f"qt: {msg} {context}")
 
     qInstallMessageHandler(msgHandler)
 

From 5bec874a7b35e4f7394c57d2eafb0fa2536b71e9 Mon Sep 17 00:00:00 2001
From: evandrocoan <evandrocoan@hotmail.com>
Date: Sun, 31 May 2020 15:50:57 -0300
Subject: [PATCH 2/2] Set to also print the correct QT log message category

---
 qt/aqt/__init__.py | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/qt/aqt/__init__.py b/qt/aqt/__init__.py
index 3f9090f30..145e52e35 100644
--- a/qt/aqt/__init__.py
+++ b/qt/aqt/__init__.py
@@ -325,7 +325,23 @@ def setupGL(pm):
         ctypes.CDLL("libGL.so.1", ctypes.RTLD_GLOBAL)
 
     # catch opengl errors
-    def msgHandler(type, ctx, msg):
+    def msgHandler(category, ctx, msg):
+        if category == QtDebugMsg:
+            category = "debug"
+        elif category == QtInfoMsg:
+            category = "info"
+        elif category == QtWarningMsg:
+            category = "warning"
+        elif category == QtCriticalMsg:
+            category = "critical"
+        elif category == QtDebugMsg:
+            category = "debug"
+        elif category == QtFatalMsg:
+            category = "fatal"
+        elif category == QtSystemMsg:
+            category = "system"
+        else:
+            category = "unknown"
         context = ""
         if ctx.file:
             context += f"{ctx.file}:"
@@ -344,7 +360,7 @@ def setupGL(pm):
             pm.nextGlMode()
             return
         else:
-            print(f"qt: {msg} {context}")
+            print(f"Qt {category}: {msg} {context}")
 
     qInstallMessageHandler(msgHandler)